<https://earthnenergyaz.com/product/genuine-quartz-blue-topaz-and-amethyst-in-sterling-silver-ring-set/#product>
<http://schema.org/description>
"Gemstones: Quartz, Blue Topaz and Amethyst\nStone Type: Genuine\nSetting: Sterling Silver\nRing Size: 6.5 and 7.5 Available. Select your Size from the Drop Down.\nStone Size Measures:\nQuartz: .200 Inches Round\nBlue Topaz: .160 Inches Round\nAmethyst: .125 Inches Round\nActual item pictured"
<https://earthnenergyaz.com/product/genuine-quartz-blue-topaz-and-amethyst-in-sterling-silver-ring-set/>